Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.365 5.162/5.987 5.421 ± 0.8594
ea02 1342 1342/1342 1342 ± 0.00004269 5.937 5.399/6.658 5.768 ± 1.02
ea05 1342 1342/1342 1342 ± 0.000008767 5.523 5.131/6.541 5.68 ± 0.8737
ea06 1342 1342/1342 1342 ± 0.000007625 4.908 4.811/5.436 4.945 ± 0.6129
ea07 1342 1342/1342 1342 ± 0.00004277 5.818 5.388/6.068 5.535 ± 0.845
ea08 1342 1342/1342 1342 ± 0.0000428 6.068 5.673/6.845 5.998 ± 1.087
ea09 1342 1342/1342 1342 ± 0.0000127 3.939 3.321/5.899 4.52 ± 1.204
ea10 1342 1342/1342 1342 ± 0.00004349 5.468 5.062/6.266 5.485 ± 0.8829
ea11 1342 1342/1342 1342 ± 0 5.889 5.375/6.542 6.048 ± 0.6291
ea12 1342 1342/1342 1342 ± 0.000005553 5.71 5.397/6.629 5.821 ± 1.051
ea13 1342 1342/1342 1342 ± 0.00001428 5.837 5.725/6.415 5.915 ± 0.8065
ea14 1342 1342/1342 1342 ± 0.000002451 6.583 5.687/6.834 6.033 ± 1.167
ea15 1342 1342/1342 1342 ± 0 5.423 5.23/6.304 5.632 ± 0.9242
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004306 5.909 5.543/6.949 5.891 ± 1.086
ea18 1342 1342/1342 1342 ± 0.00003044 5.1 4.778/5.828 5.08 ± 0.8473
ea19 1342 1342/1342 1342 ± 0 5.706 5.437/6.759 5.866 ± 0.9142
ea20 1342 1342/1342 1342 ± 0.00001849 5.996 5.706/7.131 6.073 ± 1.162
ea21 1342 1342/1342 1342 ± 0.00002444 5.511 5.357/6.463 5.654 ± 0.8993
ea22 1342 1342/1342 1342 ± 0.00003092 5.384 5.147/6.456 5.521 ± 0.9239
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.351 5.304/5.423 5.367 ± 0.1728
ea26 1342 1342/1342 1342 ± 0.00001647 5.665 5.513/6.669 5.809 ± 0.8627
ea27 1342 1342/1342 1342 ± 0.00004276 5.55 5.156/6.494 5.668 ± 0.8435
ea28 1342 1342/1342 1342 ± 0.00005547 6.559 6.1/6.686 5.891 ± 1.311
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002639 5.449 5.266/5.741 5.408 ± 0.5071
5 1342 1342/1342 1342 ± 0.00002702 5.35 5.179/5.53 5.255 ± 0.5216
6 1342 1342/1342 1342 ± 0.00002639 5.404 5.255/5.476 5.271 ± 0.5285
7 1342 1342/1342 1342 ± 0.00002639 5.371 5.207/5.489 5.28 ± 0.5098
8 1342 1342/1342 1342 ± 0.00002639 5.369 5.124/5.437 5.208 ± 0.5242
9 1342 1342/1342 1342 ± 0.00002639 5.641 5.488/5.822 5.5 ± 0.5995
10 1342 1342/1342 1342 ± 0.00002579 6.104 5.863/6.174 6.013 ± 0.352
11 1342 1342/1342 1342 ± 0.00002579 6.363 6.277/6.528 6.306 ± 0.3636
12 1342 1342/1342 1342 ± 0.00002579 6.595 6.288/6.672 6.483 ± 0.3844
13 1342 1342/1342 1342 ± 0.00002579 6.799 6.395/7.04 6.728 ± 0.4122
14 1342 1342/1342 1342 ± 0.00003552 6.713 6.17/7.005 6.609 ± 0.4989
15 1342 1342/1342 1342 ± 0.00002614 6.743 6.576/7.054 6.695 ± 0.4865
16 1342 1342/1342 1342 ± 0.00006103 3.758 3.626/4.047 3.827 ± 0.2543
17 1342 1342/1342 1342 ± 0.00006032 3.823 3.707/4.047 3.865 ± 0.2385
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-04-22 07:35:55.168
End
2024-04-22 08:22:15.870
Duration
0:46:20.702
Note, WebLog generation is not included in the time.

CASA logs for stage 7